Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May signals a shift in the average high-temperature, moving from April's cool 52.5°F (11.4°C) to a comfortable 66°F (18.9°C). Greenfield's temperature lowers to a mean of 49.1°F (9.5°C) during the nights in May.Humidity
The months with the lowest humidity are April and May, with an average relative humidity of 71%.Rainfall
In Greenfield, during May, the rain falls for 14.6 days and regularly aggregates up to 2.68" (68mm) of precipitation. In Greenfield, during the entire year, the rain falls for 118.6 days and collects up to 21.14" (537mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Greenfield aggregates 0.08" (2mm) of snow. In Greenfield, during the entire year, snow falls for 57.7 days and aggregates up to 20" (508mm) of snow.Daylight
In Greenfield, the average length of the day in May is 14h and 53min.On the first day of May, sunrise is at 6:02 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:54 pm CDT.
Sunshine
In Greenfield, Minnesota, the average sunshine in May is 8.6h.UV index
The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the maximum UV index of 5 suggests these recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Greenfield?
What is the least humid month in Greenfield?
What is the average humidity in May in Greenfield?
How many days does it rain in May in Greenfield?
What is the last month it snows in Greenfield?
What is the average length of the day in May in Greenfield?
What time are sunrise and sunset in May in Greenfield?
How long on average sun shines in May in Greenfield?
What is the UV index intensity in May in Greenfield?
Average temperature in May
Greenfield, MN
- Average high temperature in May: 66°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in May: 49.1°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in May
Greenfield, MN
- Average pressure in May: 29.93"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Greenfield, MN
- Average wind speed in May: 8.3mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in May
Greenfield, MN
- Average humidity in May: 71%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (71%).
Average rainfall in May
Greenfield, MN
- Average rainfall in May: 2.68"
The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in May
Greenfield, MN
- Average rainfall days in May: 14.6 days
The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in May
Greenfield, MN
- Average snowfall in May: 0.08"
The month with the highest snowfall is December (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Greenfield, MN
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Greenfield, MN
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in May
Greenfield, MN
- Average sunshine days in May: 15 days
The month with the most sunshine days is December (17.8 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in May
Greenfield, MN
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in May
Greenfield, MN
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in May
Greenfield, MN
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Greenfield, Minnesota, USA
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